Home / 1,042,704,841.16-1,438,933,623.90-572,836,600.28

Finding the Fourth Proportional to 1,042,704,841.16, 1,438,933,623.90 and 572,836,600.28

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Solution

The fourth proportional to 1,042,704,841.16, 1,438,933,623.90 and 572,836,600.28 is: 790,515,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,704,841.16 : 1,438,933,623.90 = 572,836,600.28 : x
  2. Step 2: Convert to fraction form
    1,042,704,841.16/1,438,933,623.90 = 572,836,600.28/x
  3. Step 3: Cross multiply
    1,042,704,841.16x = 1,438,933,623.90 × 572,836,600.28
  4. Step 4: Simplify right side
    1,042,704,841.16x = 824,273,845,143,456,128
  5. Step 5: Solve for x
    x = 824,273,845,143,456,128/1,042,704,841.16
  6. Step 6: Final answer
    x = 790,515,026.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.